National Weather Service United States Department of Commerce

Strong Atmospheric River Bringing Heavy Rain to the Pacific Northwest; Areas of Snow in the North-Central and Eastern U.S.

A strong atmospheric river will bring prolonged heavy rainfall along with gusty winds to the Pacific Northwest through much of this week. The heavy rainfall may lead to widespread urban and river flooding. Accumulating snow is expected over parts of the central Appalachians and Mid-Atlantic today as well as the Upper Midwest and the Upper Great Lakes this evening into Tuesday. Read More >

Click a location below for detailed forecast.

Last Map Update: Mon, Dec 8, 2025 at 3:58:44 pm EST

 

Behind this departing system, clearing conditions return with cold air sticking around this week. No major impacts for our area, but there will be a chance of rain on Wednesday night with a quick moving cold front.
A light snow event is likely to occur late overnight through tomorrow across northeastern Tennessee, southwestern Virginia, and the higher elevations of the East TN mountains. Valley snow in the aforementioned areas will run 0 to 1 inches, with higher elevations of the Virginian and East Tennessee ridges and mountains to accumulate 1 to 3 inches. The highest elevations of the Smokies may pick up 1 to 3 inches of snow as well. Isolated mountain snow to 4 inches possible. Snow showers will decrease in intensity into the evening and will become flurries by the conclusion of the advisory at 7 PM EST.
Light snow accumulations are expected in the east Tennessee Mountains, which may impact driving through Monday evening. Dry weather with warmer temperatures are expected Tuesday and Wednesday, before another cold front moves through towards the weekend.
Light snow accumulations are expected in the east Tennessee Mountains, which may impact driving through Monday evening. Dry weather with warmer temperatures are expected Tuesday and Wednesday, before another cold front moves through towards the weekend.
Light snow accumulations are expected in the east Tennessee Mountains, which may impact driving through Monday evening. Dry weather with warmer temperatures are expected Tuesday and Wednesday, before another cold front moves through towards the weekend.
Each observation point is apart of our COOP program (Cooperative Observer Program). Each site has a 24 hour observation period that ends and begins at 8 am local time. Each site records temperature, precipitation, and snowfall data. More information about the COOP program can be found here www.nws.noaa.gov/om/coop/ Data began being collected at: Cades Cover on 01/01/1999 || Mount LeConte on 07/01/1987 || Newfound Gap on 01/01/1991 || Sugarlands Visitor Center on 12/01/1921

 Current Weather Observations...
Location Time
(EST)
Weather Vsby.
(SM)
Temp.
(ºF)
Dewpt.
(ºF)
Hum.
(%)
Wind
(mph)
Wind Chill / Heat Index
(ºF)
Pres.
(in)
Abingdon VA15:35Light Rain10333293NW 726 [WC]30.04
Andrews-Murphy NC15:15Overcast10423265WNW 638 [WC]30.08
Chattanooga TN14:53Mostly Cloudy10453465N 1039 [WC]30.14
Crossville TN15:17Mist4333295NW 726 [WC]30.13
Dalton GA15:35Overcast10453876NNW 1338 [WC]30.15
Knoxville TN (McGhee-Tyson)14:53Overcast10433676W 937 [WC]30.10
Middlesboro KY15:35Overcast10353287NNW 828 [WC]30.15
Monroe Cnty TN15:35Clear10423781NNW 16G2233 [WC]30.13
Morristown TN15:35Overcast10393793NW 833 [WC]30.10
Oak Ridge TN14:53Overcast10423472VRB 3-30.13
Tazewell Cnty VA15:35Light Snow3/42929100NNW 3-30.04
Tri-Cities TN15:13Precipitation \ Mist6373592N 3-30.06
Wise VA15:35Light Snow22828100NNW 819 [WC]30.07
Greeneville, TN15:35Overcast10393793W 733 [WC]30.07


Local Weather History For December 8th...
Snow and ice fell across eastern US in 1989. 7" of snow fell in parts of VA, rain fell in east
TN.

 

 

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